An international team of archaeologists has found three ancient leather balls in tombs of the prehistoric Yanghai cemetery near the modern city of Turfan in northwest China. Three leather balls from Turfan, China. Image credit: X.Y. Chen & P. Wertmann. The ancient balls from Turfan are small, measuring between 7.4 and 9.2 cm (2.9-3.6 inches) in diameter. The artifacts have a core of pieces of leather or hair and are enclosed in a leather case...
